import java.util.Scanner;

/**
 * @author zhaoqian
 * @create 2021/8/31 10:14
 */
public class FourMath {
    public static void main(String[] args) {
        Scanner in = new Scanner(System.in);
        while (in.hasNext()){
            String s = in.nextLine();
          //  String replace = s.replace("+", "'+'").replace("-", "'-'").replace("*", "'*'").replace("/", "'/'");
           // System.out.println(replace);
            StringBuilder sb = new StringBuilder();

            for (int i=0;i<s.length();i++) {
                char c = s.charAt(i);
                sb.append(c);
            }

        }

    }
}
